Which is the best RO water purifier for home use?

The top RO water purifier is based on water quality, TDS levels, and filtration technology. Best models from Kent, Aquaguard, HUL Pureit, and AO Smith have RO+UV+UF+TDS controllers to offer pure, safe drinking water. Select a purifier according to your water source and family size.

Does RO water filters eliminate necessary minerals?

Yes, RO filters eliminate impurities along with a few necessary minerals. But the latest models have TDS controllers or mineral boosters to maintain vital nutrients such as calcium and magnesium, providing balanced and healthy drinking water.

How often should I replace RO filters?

They must be replaced every 6-12 months, depending on usage and water quality. Delayed replacement will impact purification efficiency and water taste. Always adhere to the manufacturer's maintenance instructions.

Is RO water filter necessary for municipal water supply?

If your tap water has low TDS (less than 300 ppm), a UV+UF water filter might be adequate. But if the water is chlorinated, contains bacteria, or has heavy metals, an RO purifier with a TDS controller would be best for effective purification and protection.

Best RO Water Purifiers For Home And Office Use (March 2025)

Having the best RO water purifier is necessary for safe, clean, and healthy drinking water. Discover some of the top-rated RO purifiers, along with their essential features and filtration technology, that will assist you in selecting the ideal water filter for home.

By : Anupama Mishra
Last Updated on Mar 07, 2025 16:20 IST

RO water filter — Top water purifiers for home

Clean drinking water isn't a luxury, it is rather a necessity. With the rising water diseases and pollutants, investing in the best RO water purifier is an intelligent decision for every home. But with so many models and brands to choose from, how do you select the best one? Regardless of whether you're faced with high TDS levels, hard water, or toxic impurities, a Reverse Osmosis (RO) filter guarantees clean, safe, and delicious water. The newer versions have the added feature of cutting-edge filtration technologies, such as UV, UF, and mineral boosters, to preserve essential nutrients while removing impurities. No matter if you're looking for some of the best water purifiers for home, personal use, or professional purposes, there are ample of options to choose from.

Top RO Water Purifiers For Pure and Safe Drinking Water

Selecting one of the best water filter in India ensures you to obtain pure, safe, and healthy drinking water by eliminating TDS, bacteria, viruses, and heavy metals. New-age RO purifiers include UV, UF, and TDS controllers for improving water quality without losing important minerals. Popular water purifier brands such as Kent, Aquaguard, HUL Pureit, and Livpure provide advanced filtration technology for both hard and soft water sources. Whether used in the home or office, choosing an energy-saving, high-capacity water filter assures long-term health advantages. Check out some of the best-rated RO purifiers to determine the best water purifier for your requirements.

Top Five Products

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Aquaguard Sure Delight NXT 6-Stage Water Purifier
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Clean, safe, and healthy drinking water is within reach with this cutting-edge 6-stage water purifier. Built for modern homes, it integrates RO, UV, and UF filtration to eliminate bacteria, viruses, microplastics, and toxic impurities. This is one of the best water purifiers in India, with its RO Maxx technology.It gives 10 times more chemical protection than regular purifiers, providing ultra-pure and safe water for your loved ones. This slender and space-saving water purifier is designed for multiple installations, whether on the wall or countertop. The UV e-boiling function cleans water similar to boiling it for 20 minutes, with each drop pure and healthy. It uses power efficiently with any water supply, municipal, borewell, or tanker water. Energy-saving mode helps minimize power consumption, and the smart LED indicators inform users about filter lifespan, tank capacity, and service reminders. With its long-life cartridge, this Aquaguard water purifier promises reliable performance.
Specifications:
- Purification Method: Reverse Osmosis
- Capacity: 6 liters
- Power Source: Corded Electric
- Material: Durable Plastic
- Installation Type: Wall-mounted, Countertop
- Lower Temperature Range: 10°C
- Upper Temperature Range: 40°C
- Smart LED Indications: Service reminders, tank-full, filter life warning
- Weight: 5.6 kilograms
Pros:
- 99.9999% bacteria reduction
- UV e-boiling technology
- Works with all water source
- Lower power consumption
Cons:
- Certain issues with water wastage
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KENT Grand RO Water Purifier
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Searching for a water purifier that provides pure, safe, and great-tasting water? This Kent water purifier is equipped with several stages of purification, such as RO, UF, and UV LED in-tank technology, which ensures the elimination of toxic contaminants such as arsenic, mercury, lead, pesticides, and dissolved salts. Its TDS control system preserves necessary minerals, offering healthy and refreshing drinking water. With a capacity of 8 liters, it is perfect for big families and provides a steady flow of filtered water. The in-tank UV technology also maintains stored water bacteria-free for longer periods, and the activated carbon filter removes chlorine, odor, and organic contaminants. With its suitability for both wall-mounted and freestanding installation, it is compatible with all water sources, such as municipal, borewell, and tanker water. The tamper-resistant RO membrane and leak-resistant push fittings provide maintenance-free, long-lasting performance, hence making it one of the best water filter for home.
Specifications:
- Purification Method: Reverse Osmosis, Ultraviolet, Ultrafiltration
- Capacity: 8 liters
- Power Source: Corded Electric
- Material: High-quality plastic
- Installation Type: Wall-mounted, Freestanding
- TDS Control System: Retains essential minerals
- Advanced RO Membrane: Removes heavy metals and impurities
- UV In-Tank Technology: Keeps stored water germ-free
- Weight: 7 kilograms
Pros:
- Multi-stage purification
- UV in-tank technology ensures long-term purity
- Retains essential minerals for healthier water
- Hassle-free maintenance
Cons:
- Certain users didn't like the taste of the water
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Livpure GLO PRO++ RO+UV+UF | Water Purifier for Home
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Check out this Livpure water filter that ensures seven-stage filtration, efficiently removing bacteria, viruses, and harmful impurities while preserving vital minerals. Ultra-filtration technology gives an added safeguard of water being crystal clear and healthful for drinking. Equipped with LED indicators, it provides easy-on-the-eye alerts for purification completeness and maintenance reminders. The silver-impregnated post-carbon filter removes odors and improves taste so that every sip is refreshing and clean. The UV disinfection system kills waterborne microorganisms without affecting taste or odor. With a 7-liter tank, this wall-hung purifier is ideal for domestic use, providing unlimited safe drinking water. Its stylish, contemporary look will integrate smoothly with any kitchen decor. Suitable for municipal, borewell, and tanker water, this water purifier offers long-term, trouble-free operation with low maintenance.
Specifications:
- Purification Method: RO, UV, UF
- Capacity: 7 liters
- Power Source: Corded Electric
- Material: Durable plastic
- Installation Type: Wall-mounted
- Post-Carbon Filter: Enhances taste and removes odor
- LED Indications: Smart alerts
- Temperature Range: 10°C - 45°C
Pros:
- UV disinfection ensures bacteria-free water
- Silver-impregnated post-carbon filter
- LED indicators
- Wall-mountable design with a sleek finish
Cons:
- Water leakage issues
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Havells AQUAS Water Purifier (White and Blue)
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Safe, clean, and delicious-tasting water has never been more accessible with this latest RO water purifier. With 100% RO and UF filtration, it efficiently eliminates impurities, bacteria, and harmful pollutants, making every sip safe and refreshing. The dual mineral & bacteriostatic taste enhancer ensures the water contains vital minerals for improved health and flavor. The sleek, slim design provides three-way mounting and makes it a universal fit for any kitchen. The transparent tank is removable for easy cleaning and maintenance to ensure better hygiene. The zero-splash water flow controller faucet contributes to its convenience and mess-free performance. With a 7-liter capacity, it is suitable for small to medium-sized families to provide a steady supply of clean drinking water. Ideal for municipal and borewell water supplies, this purifier provides a hassle-free purification experience with minimal maintenance requirements, making it a smart and effective option for any household.
Specifications:
- Purification Method: RO and UF
- Capacity: 7 liters
- Power Source: Corded Electric
- Material: Durable plastic
- Installation Type: Countertop
- Zero Splash Water Flow Controller: Hassle-free dispensing
- Compact Design: Saves space and blends with modern kitchens
Pros:
- Enhances taste and retains nutrients
- Convenient removable tank
- Flexible three-way mounting
- Zero-splash faucet ensures
Cons:
- Mixed opinions on the water quality
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AO Smith Z5 Pro RO Alkaline Water Purifier
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Looking for a reliable water filter for home use, this 8-stage cutting-edge filtration system is engineered to provide safe, pure, and mineral-rich water. This smart RO water purifier surpasses the usual purification by incorporating SCMT technology, efficiently eliminating harmful impurities while preserving vital minerals. In contrast to conventional RO + UV or RO UV UF TDS models, it provides a more comprehensive purification process, eliminating chemicals, phosphates, and heavy metals for healthier drinking water. The Alkaline Min-Tech and Copper Mineralizer sweeten the taste, balance the pH, and enhance the nutritional content of water, offering antioxidant properties while enhancing hydration. Its intelligent digital screen informs users of TDS levels, filter life, and status of performance, ensuring maintenance is effortless. Suitable for any water source, be it borewell, tanker, or municipal supply, it effectively controls hard water and TDS levels of up to 2000.
Specifications:
- Purification Method: RO + SCMT advanced filtration
- Capacity: 5 liters
- Power Source: Corded Electric
- Material: Durable plastic
- Installation Type: Freestanding
- Alkaline Min-Tech & Copper Mineralizer: Nutrient-rich hydration
- Smart Digital Display: TDS level and filter status updates
- Energy Saving Mode: Auto cut-off for efficiency
- Free Pre-Filter Included: Added protection against impurities
Pros:
- 8-stage advanced purification
- Alkaline and Copper Technology
- Smart digital display
- Compatible with all water sources, including hard water
Cons:
- Water leakage issues
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How to Choose the Best RO Water Purifier For Home?

Choosing the optimal RO water purifier for home involves some important considerations such as water quality, filtration process, TDS levels, and capacity. Below is a step-by-step process to guide you through the selection process:

Water Quality and TDS Levels: In case your water contains high TDS values (over 300 ppm) or impurities such as heavy metals, pesticides, and bacteria, use an RO purifier with UV and UF filtration. Use a TDS meter to ascertain water hardness before selecting a purifier.
Select the Appropriate Filtration Technology: RO (Reverse Osmosis): Suits hard water and high TDS removal best. UV (Ultraviolet): Destroys bacteria and viruses, best suited for municipal water supply. UF (Ultrafiltration): Purifies impurities but keeps minerals, most suited for low TDS water.
Search for features: TDS Controller/Mineral Booster: Keeps necessary minerals intact. Storage Capacity: Select 7-10 liters for large families. Smart Indicators & Auto Shut-off: Adds convenience.
Compare Top RO Brands: Top brands such as Kent, Aquaguard, HUL Pureit, Livpure, and AO Smith provide top-class RO water purifiers.

Read More: Best Water Purifiers For Home

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Faq's

Which is the best RO water purifier for home use?
+
The top RO water purifier is based on water quality, TDS levels, and filtration technology. Best models from Kent, Aquaguard, HUL Pureit, and AO Smith have RO+UV+UF+TDS controllers to offer pure, safe drinking water. Select a purifier according to your water source and family size.
Does RO water filters eliminate necessary minerals?
+
Yes, RO filters eliminate impurities along with a few necessary minerals. But the latest models have TDS controllers or mineral boosters to maintain vital nutrients such as calcium and magnesium, providing balanced and healthy drinking water.
How often should I replace RO filters?
+
They must be replaced every 6-12 months, depending on usage and water quality. Delayed replacement will impact purification efficiency and water taste. Always adhere to the manufacturer's maintenance instructions.
Is RO water filter necessary for municipal water supply?
+
If your tap water has low TDS (less than 300 ppm), a UV+UF water filter might be adequate. But if the water is chlorinated, contains bacteria, or has heavy metals, an RO purifier with a TDS controller would be best for effective purification and protection.